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【英文标准名称】:VentingSystemsforGas-BurningAppliances,CategoriesII,III,andIV
【原文标准名称】:Ⅱ、Ⅲ、Ⅳ级气体燃烧设备用通风系统
【标准号】:UL1738-1993
【标准状态】:作废
【国别】:美国
【发布日期】:1993-12-15
【实施或试行日期】:
【发布单位】:美国保险商实验所(US-UL)
【起草单位】:UL
【标准类型】:()
【标准水平】:()
【中文主题词】:废气温度;移动通气孔;通风道;通风设备;辐射屏蔽;燃气燃烧;通气;排烟孔(建筑物)
【英文主题词】:Aeration;Exhaustgastemperature;Fluegasremoval;Gasburning;Radiationshields;Smokeextraction(buildings);Ventiduct;Ventilationplants
【摘要】:1.1TheserequirementscoverventingsystemsintendedforventingCategoryII,III,orIVgas-burningappliancesasdefinedbytheStandardforGas-FiredCentralFurnaces(exceptDirect-VentCentralFurnaces),ANSIZ21.47andtheNationalFuelGasCode,NFPA54.VentingsystemscoveredbytheserequirementsareintendedtobeusedwithCategoryII,III,andIVappliancesthathavebeeninstalledinaccordancewithNFPA54,andwithcodessuchastheBOCANationalMechanicalCode,theStandardMechanicalCode,theUniformMechanicalCode,andlocalcodes.1.2Aproductthatcontainsfeatures,characteristics,components,materials,orsystemsnewordifferentfromthosecoveredbytherequirementsinthisstandard,andthatinvolvesariskoffireorofelectricshockorinjurytopersonsshallbeevaluatedusingappropriateadditionalcomponentandend-productrequirementstomaintainthelevelofsafetyasoriginallyanticipatedbytheintentofthisstandard.Aproductwhosefeatures,characteristics,components,materials,orsystemsconflictwithspecificrequirementsorprovisionsofthisstandarddoesnotcomplywiththisstandard.Revisionofrequirementsshallbeproposedandadoptedinconformancewiththemethodsemployedfordevelopment,revision,andimplementationofthisstandard.
【中国标准分类号】:Q76
【国际标准分类号】:27_060_20
【页数】:96P.;A4
【正文语种】:英语